Non-Billable / Non-Specific Code
ICD-10-CM G03 is the diagnosis code for Meningitis due to other and unspecified causes. This code falls under the section "Inflammatory diseases of the central nervous system" within Chapter 6 — Diseases of the nervous system (G00-G99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as G03. They are mutually exclusive:
Understanding where G03 sits in the ICD-10-CM classification helps ensure proper coding:
No, G03 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
G03 is the ICD-10-CM diagnosis code for "Meningitis due to other and unspecified causes". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
G03 is located in Section G00-G09 — "Inflammatory diseases of the central nervous system" within Chapter 6 of the ICD-10-CM Tabular List.
G03 has 5 sub-code(s) that provide more specific detail: G03.0, G03.1, G03.2, G03.8, G03.9.
Use G03 when the patients documented diagnosis matches "Meningitis due to other and unspecified causes" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Meningitis due to other and unspecified causes is G03.
No, G03 is non-billable. Use a more specific sub-code for primary diagnosis billing.
G03 is in Chapter 6 of the ICD-10-CM Tabular List.
Type 1 Excludes for G03 include: meningoencephalitis (G04.-); meningomyelitis (G04.-).
Yes, G03 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.